[new uImage] Don't pass kdb to ramdisk_high since we may not have one

We don't actually need the kdb param as we are just using it to get
bd->bi_memsize which we can get from gd->bd->bi_memsize.  Also, if we
boot via OF we might not actually fill out a kdb.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Marian Balakowicz <m8@semihalf.com>

common/image.c

@@ -694,7 +694,6 @@ void get_ramdisk (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
  * ramdisk_high - relocate init ramdisk
  * @rd_data: ramdisk data start address
  * @rd_len: ramdisk data length
- * @kbd: kernel board info copy (within BOOTMAPSZ boundary)
  * @sp_limit: stack pointer limit (including BOOTMAPSZ)
  * @sp: current stack pointer
  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
@@ -712,7 +711,7 @@ void get_ramdisk (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
  *     - returns new allc_current, next free address below BOOTMAPSZ
  */
 ulong ramdisk_high (ulong alloc_current, ulong rd_data, ulong rd_len,
-		bd_t *kbd, ulong sp_limit, ulong sp,
+		ulong sp_limit, ulong sp,
 		ulong *initrd_start, ulong *initrd_end)
 {
 	char	*s;
@@ -734,9 +733,9 @@ ulong ramdisk_high (ulong alloc_current, ulong rd_data, ulong rd_len,
 
 #ifdef CONFIG_LOGBUFFER
 	/* Prevent initrd from overwriting logbuffer */
-	if (initrd_high < (kbd->bi_memsize - LOGBUFF_LEN - LOGBUFF_OVERHEAD))
-		initrd_high = kbd->bi_memsize - LOGBUFF_LEN - LOGBUFF_OVERHEAD;
-	debug ("## Logbuffer at 0x%08lx ", kbd->bi_memsize - LOGBUFF_LEN);
+	if (initrd_high < (gd->bd->bi_memsize - LOGBUFF_LEN - LOGBUFF_OVERHEAD))
+	    initrd_high = gd->bd->bi_memsize - LOGBUFF_LEN - LOGBUFF_OVERHEAD;
+	debug ("## Logbuffer at 0x%08lx ", gd->bd->bi_memsize - LOGBUFF_LEN);
 #endif
 	debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
 			initrd_high, initrd_copy_to_ram);

include/image.h

@@ -388,7 +388,7 @@ void get_ramdisk (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
 
 #if defined(CONFIG_PPC) || defined(CONFIG_M68K)
 ulong ramdisk_high (ulong alloc_current, ulong rd_data, ulong rd_len,
-		bd_t *kbd, ulong sp_limit, ulong sp,
+		ulong sp_limit, ulong sp,
 		ulong *initrd_start, ulong *initrd_end);
 
 ulong get_boot_sp_limit (ulong sp);

lib_m68k/bootm.c

@@ -100,8 +100,7 @@ void do_bootm_linux(cmd_tbl_t * cmdtp, int flag,
 
 	rd_len = rd_data_end - rd_data_start;
 	alloc_current = ramdisk_high (alloc_current, rd_data_start, rd_len,
-			kbd, sp_limit, get_sp (),
-			&initrd_start, &initrd_end);
+			sp_limit, get_sp (), &initrd_start, &initrd_end);
 
 	debug("## Transferring control to Linux (at address %08lx) ...\n",
 	      (ulong) kernel);

lib_ppc/bootm.c

@@ -120,8 +120,7 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
 	rd_len = rd_data_end - rd_data_start;
 
 	alloc_current = ramdisk_high (alloc_current, rd_data_start, rd_len,
-			kbd, sp_limit, get_sp (),
-			&initrd_start, &initrd_end);
+			sp_limit, get_sp (), &initrd_start, &initrd_end);
 
 #if defined(CONFIG_OF_LIBFDT)
 	/* find flattened device tree */